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        <h2>
          <span class="refentrytitle">cngoto</span>
        </h2>
        <p>cngoto — 
      Transfers control on every pass when a condition is not true.
    </p>
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      <div class="refsect1">
        <a id="idp94858528"></a>
        <h2>Description</h2>
        <p>
      Transfers control on every pass when the condition is <span class="emphasis"><em>not</em></span> true.
    </p>
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      <div class="refsect1">
        <a id="idp94860128"></a>
        <h2>Syntax</h2>
        <pre class="synopsis"><span class="command"><strong>cngoto</strong></span> condition, label</pre>
        <p>
      where <span class="emphasis"><em>label</em></span> is in the same instrument block and is not an expression, and where <span class="emphasis"><em>condition</em></span> uses one of the Relational operators (<span class="emphasis"><em>&lt;</em></span>,<span class="emphasis"><em> =</em></span>, <span class="emphasis"><em>&lt;=</em></span>, <span class="emphasis"><em>==</em></span>, <span class="emphasis"><em>!=</em></span>) (and <span class="emphasis"><em>=</em></span> for convenience, see also under <a class="link" href="ControlConditional.html" title="Conditional Values"><em class="citetitle">Conditional Values</em></a>).
    </p>
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      <div class="refsect1">
        <a id="idp94928752"></a>
        <h2>Examples</h2>
        <p>
      Here is an example of the cngoto opcode. It uses the file <a class="ulink" href="examples/cngoto.csd" target="_top"><em class="citetitle">cngoto.csd</em></a>.

      </p>
        <div class="example">
          <a id="idp94930608"></a>
          <p class="title">
            <strong>Example 126. Example of the cngoto opcode.</strong>
          </p>
          <div class="example-contents">
            <p>See the sections <a class="link" href="UsingRealTime.html" title="Real-Time Audio"><em class="citetitle">Real-time Audio</em></a> and <a class="link" href="CommandFlags.html" title="Csound command line"><em class="citetitle">Command Line Flags</em></a> for more information on using command line flags.</p>
            <pre class="programlisting">
<span class="csdtag">&lt;CsoundSynthesizer&gt;</span>
<span class="csdtag">&lt;CsOptions&gt;</span>
<span class="comment">; Audio out   Audio in</span>
-odac           -iadc    <span class="comment">;;;RT audio I/O</span>
<span class="comment">; -o cngoto.wav -W ;;; for file output any platform</span>
<span class="csdtag">&lt;/CsOptions&gt;</span>
<span class="csdtag">&lt;CsInstruments&gt;</span>

<span class="comment">; Initialize the global variables.</span>
<span class="ohdr">sr</span> <span class="op">=</span> 44100
<span class="ohdr">ksmps</span> <span class="op">=</span> 10
<span class="ohdr">nchnls</span> <span class="op">=</span> 1

<span class="comment">; Instrument #1.</span>
<span class="oblock">instr</span> 1
  <span class="comment">; Change kval linearly from 0 to 2 over</span>
  <span class="comment">; the period set by the third p-field.</span>
  kval <span class="opc">line</span> 0, p3, 2

  <span class="comment">; If kval *is not* greater than or equal to 1 then play</span>
  <span class="comment">; the high note. Otherwise, play the low note.</span>
  <span class="octrl">cngoto</span> (kval <span class="op">&gt;=</span> 1), <span class="olabel">highnote</span>
    <span class="octrl">kgoto</span> <span class="olabel">lownote</span>

<span class="olabel">highnote</span><span class="op">:</span>
  kfreq <span class="op">=</span> 880
  <span class="octrl">goto</span> <span class="olabel">playit</span>

<span class="olabel">lownote</span><span class="op">:</span>
  kfreq <span class="op">=</span> 440
  <span class="octrl">goto</span> <span class="olabel">playit</span>

<span class="olabel">playit</span><span class="op">:</span>
  <span class="comment">; Print the values of kval and kfreq.</span>
  <span class="opc">printks</span> "kval <span class="op">=</span> <span class="op">%</span>f, kfreq <span class="op">=</span> <span class="op">%</span>f\\n", 1, kval, kfreq

  a1 <span class="opc">oscil</span> 10000, kfreq, 1
  <span class="opc">out</span> a1
<span class="oblock">endin</span>


<span class="csdtag">&lt;/CsInstruments&gt;</span>
<span class="csdtag">&lt;CsScore&gt;</span>

<span class="comment">; Table: a simple sine wave.</span>
<span class="stamnt">f</span> 1 0 32768 10 1

<span class="comment">; Play Instrument #1 for two seconds.</span>
<span class="stamnt">i</span> 1 0 2
<span class="stamnt">e</span>

<span class="csdtag">&lt;/CsScore&gt;</span>
<span class="csdtag">&lt;/CsoundSynthesizer&gt;</span>
</pre>
          </div>
        </div>
        <p><br class="example-break" />

      Its output should include lines like:
      </p>
        <pre class="screen">
kval = 0.000000, kfreq = 880.000000
kval = 0.999732, kfreq = 880.000000
kval = 1.999639, kfreq = 440.000000</pre>
        <p>
    </p>
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      <div class="refsect1">
        <a id="idp94935712"></a>
        <h2>See Also</h2>
        <p>
      <a class="link" href="cggoto.html" title="cggoto"><em class="citetitle">cggoto</em></a>,
      <a class="link" href="cigoto.html" title="cigoto"><em class="citetitle">cigoto</em></a>,
      <a class="link" href="ckgoto.html" title="ckgoto"><em class="citetitle">ckgoto</em></a>,
      <a class="link" href="goto.html" title="goto"><em class="citetitle">goto</em></a>,
      <a class="link" href="if.html" title="if"><em class="citetitle">if</em></a>,
      <a class="link" href="igoto.html" title="igoto"><em class="citetitle">igoto</em></a>,
      <a class="link" href="tigoto.html" title="tigoto"><em class="citetitle">tigoto</em></a>,
      <a class="link" href="timout.html" title="timout"><em class="citetitle">timout</em></a>
    </p>
      </div>
      <div class="refsect1">
        <a id="idp94944448"></a>
        <h2>Credits</h2>
        <p>Example written by Kevin Conder.</p>
        <p>New in version 4.21</p>
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